Registration Dossier

Administrative data

Endpoint:
vapour pressure
Type of information:
experimental study
Adequacy of study:
key study
Study period:
January 1990 - April 2015, 23 March 2006
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
guideline study with acceptable restrictions

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2016
Report Date:
2016

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
other: Thermogravimetry
Principles of method if other than guideline:
The vapor pressure was determined using a thermogravimetry measurements with measurements being made at several temperatures and linear regression analysis used to calculate the vapour pressure at 25 °C. Testing was conducted using Fick’s diffusion equation for Testing of Chemicals
GLP compliance:
no
Type of method:
effusion method: isothermal thermogravimetry

Test material

Reference
Name:
Unnamed
Type:
Constituent
Test material form:
liquid

Results and discussion

Vapour pressure
Key result
Temp.:
25 °C
Vapour pressure:
0.2 Pa

Any other information on results incl. tables

Temperature

(°C)

Mass Difference

(μg/min)

p (Pa)

log10p

1/(t+273)

90.8

12.6

56.1

1.749

0.002749

121.4

66.9

285.7

2.456

0.002535

142.4

193.8

804.5

2.906

0.002407

158.1

398.0

1615.2

3.208

0.002320

168.8

585.8

2339.8

3.369

0.002263

Applicant's summary and conclusion